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Liu et al., 2017 - Google Patents

Coffee-ring-free ultrasonic spray coating single-emission layers for white organic light-emitting devices and their energy-transfer mechanism

Liu et al., 2017

Document ID
5680264787925420396
Author
Liu S
Zhang X
Yin M
Feng H
Zhang J
Zhang L
Xie W
Publication year
Publication venue
ACS Applied Energy Materials

External Links

Snippet

Ultrasonic spray coating (USC) process is an alternative for low-cost solution-processed white organic light-emitting devices (OLEDs). However, complicated flow behaviors in the thick liquid layer, especially in multicomponent solution, result in the existence of ripples …
Continue reading at pubs.acs.org (other versions)

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    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
    • H01L51/0062—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene aromatic compounds comprising a hetero atom, e.g.: N,P,S
    • H01L51/0071—Polycyclic condensed heteroaromatic hydrocarbons
    • H01L51/0072—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ringsystem, e.g. phenanthroline, carbazole
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    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/0077—Coordination compounds, e.g. porphyrin
    • H01L51/0084—Transition metal complexes, e.g. Ru(II)polypyridine complexes
    • H01L51/0085—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising Iridium
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
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    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/5012—Electroluminescent [EL] layer
    • H01L51/5016—Triplet emission
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    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/0077—Coordination compounds, e.g. porphyrin
    • H01L51/0079—Metal complexes comprising a IIIB-metal (B, Al, Ga, In or TI), e.g. Tris (8-hydroxyquinoline) gallium (Gaq3)
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    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/52—Details of devices
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    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/56—Processes or apparatus specially adapted for the manufacture or treatment of such devices or of parts thereof
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    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
    • H01L51/0034—Organic polymers or oligomers
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    • H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
    • H01L51/0001—Processes specially adapted for the manufacture or treatment of devices or of parts thereof
    • H01L51/0002—Deposition of organic semiconductor materials on a substrate
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    • H01L2251/00—Indexing scheme relating to organic semiconductor devices covered by group H01L51/00
    • H01L2251/50—Organic light emitting devices
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    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/28—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part
    • H01L27/32—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes [OLED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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